Snellen Chart with Red Green Lines 20 Feet
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By A Mystery Man Writer
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4.8(465)
Product Description
Distance Snellen eye chart for vision testing at 20 Feet Visual acuity range 20/100 to 20/16. Includes red and green bars for color vision test. Eye
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Distance Snellen eye chart for vision testing at 20 Feet Visual acuity range 20/100 to 20/16. Includes red and green bars for color vision test. Eye